In this drama a power-mad psycho woman vents her frustration by being cruel and abusive to her family. Because she disapproves of her daughter's marriage to a doctor, the wicked mother destroys the marriage. She tires of her husband and poisons him so she can get a new one. The only one she leaves alone is her darling son, a renowned medical researcher. When he wises up to her evil ways, he calls the cops. In the end the woman is convicted and sent to an asylum for the criminally insane.